A 70-year-old man has a 6-month history of hypertension. Blood pressure is
165/105 mm Hg. Bruits are heard over both carotid arteries and in the right
flank. Which of the following renin-angiotensin-aldosterone profiles is most
likely in this patient?
Renin Angiotensin Aldosterone
A ↑ ↑ ↑
B ↑ ↑ ↓
C ↑ ↓ ↓
D ↓ ↓ ↓
E ↓ ↓ ↑
F ↓ ↑ ↑
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2
Answer: A
Diagnosis: secondary HTN.
Clues: Stenosis of right renal artery--- low perfusion in kidney---renin
level increased---RAA system activated---HTN.
Key: RAA level is diff. in primary and secondary HTN.
